Default_Driver_ubuntu AMD Ryzen 9 3900X 12-Core testing with a Gigabyte X570 AORUS ELITE WIFI (F11 BIOS) and MSI AMD Radeon RX 470/480/570/570X/580/580X/590 8GB on Ubuntu 20.04 via the Phoronix Test Suite. stock_driver: Processor: AMD Ryzen 9 3900X 12-Core @ 3.80GHz (12 Cores / 24 Threads), Motherboard: Gigabyte X570 AORUS ELITE WIFI (F11 BIOS), Chipset: AMD Starship/Matisse, Memory: 32GB, Disk: 500GB CT500P1SSD8 + 3001GB Western Digital WD30EFRX-68E, Graphics: MSI AMD Radeon RX 470/480/570/570X/580/580X/590 8GB (1268/1750MHz), Audio: AMD Ellesmere HDMI Audio, Monitor: DELL S2719HN + S27B370, Network: Intel I211 + Intel Dual Band-AC 3168NGW OS: Ubuntu 20.04, Kernel: 5.4.0-39-generic (x86_64), Desktop: GNOME Shell 3.36.2, Display Server: X Server 1.20.8, Display Driver: modesetting 1.20.8, Compiler: GCC 9.3.0 + LLVM 10.0.0, File-System: ext4, Screen Resolution: 3840x1080 Unigine Heaven 4.0 Resolution: 1920 x 1080 - Mode: Fullscreen - Renderer: OpenGL Frames Per Second > Higher Is Better stock_driver . 68.52 |=========================================================